Some of the more unrestrained nurses have shown themselves in the third release of Sakusei Byoutou as the male protagonist will have to contend with a stun gun and onahole drill, the woman being merciful and offering more normal means of stimulation as well.
The third episode PV discloses that it will be mostly one new nurse wreaking havoc on the protagonist:
Sakusei Byoutou can deliver some rather harsh treatment on August 26th with the release of its third episode.
Watch online:
https://hentai-ani.me/sakusei-byoutou-the-animation/sakusei-byoutou-the-animation-episode-3
https://hentai-anime.tv/sakusei-byoutou-the-animation/sakusei-byoutou-the-animation-episode-3